Guest Stars Alejandro Hernandez as Casey Acosta Shiva Kalaiselvan as Leyla Shinwari Christine Chang as Dr. Agnes Kao Keren Lugo as Dr. Diana Flores Daniel Dae Kim as Dr. Cassian Shin Leslie Uggams voices Mama Reynolds Becky Ann Baker as Gwen Bennett Bill Irwin as Calvin Bennett Paula Jon DeRose as Yana Wilding Griffin Santopietro as Linus Wilding Co Starring Opal Clow as Luna Nora Clow as Luna Matthew Jeffers as Dr. Mark Walsh Em Grosland as Nurse Kai Brunstetter Emma Ramos as Resident Mariana Teresa Patel as Paramedic Harvell Isaiah Seward as Paramedic Durango Yvette Ganier as ED Nurse Linda Weber Sol Marina Crespo as Nurse Kat Della Cruz Kerry Warren as OR Nurse Carrie Varenne Myles Humphus as Hammond Sims Hank Strong as Bouncer Denis Ooi as Drunk Stockbroker Christopher Jon Gombos as Twitchy Man Ruben Ortiz as Edmundo Adam Ross Ratcliffe as Officer Carter Jackson Anderson as Jaden
